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AP4植(zhi)(zhi)物(wu)氣(qi)(qi)孔(kong)計(ji)用來定量測量各種(zhong)因素對(dui)氣(qi)(qi)孔(kong)行(xing)為的影響,可方便、重(zhong)復(fu)、準確地計(ji)算(suan)出氣(qi)(qi)孔(kong)阻(zu)力。植(zhi)(zhi)物(wu)葉(xie)片氣(qi)(qi)孔(kong)是(shi)植(zhi)(zhi)物(wu)體水(shui)(shui)分(fen)散(san)失和光合作用所需CO2進(jin)入(ru)的通(tong)道。氣(qi)(qi)孔(kong)特性是(shi)植(zhi)(zhi)物(wu)生理(li)生態狀(zhuang)態的一個(ge)十(shi)分(fen)重(zhong)要(yao)的指(zhi)標,它對(dui)于研究(jiu)植(zhi)(zhi)物(wu)物(wu)種(zhong)的特性和環境因子,如土壤水(shui)(shui)分(fen)狀(zhuang)況、太陽輻射強(qiang)度、污染(ran)物(wu)對(dui)植(zhi)(zhi)物(wu)的影響具有重(zhong)要(yao)價(jia)值。在數據采(cai)集的精度、方便性和儀器的整體設(she)計(ji)、價(jia)格(ge)都在原有氣(qi)(qi)孔(kong)計(ji)的基礎上有很大(da)突(tu)破